United Kingdom · Series C startup
3 rounds we have observed, with the 13 investors named in them. Every figure came from a named source, and where the company reported a raise to the SEC itself, that is shown beside it.
Raised 5 months ago
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Funding summaryUpdated 5 Nov 2026
$453Mraised across 3 rounds since 2023, from 4 sources
Each circle is a round, placed by date and sized by amount. The line above is the running total.
No investor was named in the report.
Shares issued, filed with Companies House (SH01); no report of this raise yet
Source recorded
Oxford Quantum Circuits filed 5 raises, $351M in all. Filings say how much was sold and to how many investors; they never name the investors.
From Oxford Quantum Circuits's own website: 1 founder, 10 on the team.
The busiest backers across the latest rounds. A filled square is a round they joined; a dark one, a round they led.
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This firm lists Oxford Quantum Circuits as a portfolio company on their own website, but no report of a round names it. They are the firms' own claims, kept apart from the rounds above.
Oxford Quantum Circuits's investors include SBI Investment, Oxford Science Enterprises, Chevron Technology Ventures, Bullhound Capital and Parkwalk, and 8 more on record. Bullhound Capital led its latest round.
Oxford Quantum Circuits has raised $453M across 3 rounds since 2023.
Oxford Quantum Circuits's most recent round was a Series C of $350M in Jun 2026, led by Bullhound Capital.
Its most recent round, $350M in Jun 2026, is also its largest on record.
Oxford Quantum Circuits's first round on record, in Nov 2023, was backed by SBI Investment, Parkwalk and Oxford Science Enterprises and 1 others.
Oxford Quantum Circuits's latest named round is a Series C, in Jun 2026.
Oxford Quantum Circuits is based in the United Kingdom.
Bullhound Capital led the Series C in 2026.
In the same sector, and raised in the last eighteen months.
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United Kingdom · 
